wifi disconnect cleanup

lib/patrix/wifi.cpp

@@ -1,8 +1,10 @@
 #include "wifi.h"
 #include "log.h"
+#include "mqtt.h"
 
 #include <WiFi.h>
 #include <ArduinoOTA.h>
+#include <lwip/apps/sntp.h>
 
 #define NTP_SERVER                    "pool.ntp.org"
 
@@ -31,15 +33,28 @@ void wifiSetup() {
   WiFi.setAutoReconnect(false);
   wifiConnect();
   otaSetup();
-  configTime(TIMEZONE_OFFSET, DST_OFFSET, NTP_SERVER, WiFi.gatewayIP().toString().c_str());
   bootDelay();
 }
 
 void wifiConnect() {
-  WiFi.disconnect();
+  wifiConnected = false;
-  yield();
   wifiLastConnectTry = millis();
+
+  sntp_stop();
+  ArduinoOTA.end();
+  mqttDisconnect();
+
+  WiFi.disconnect();
+  WiFi.enableAP(false);
+  WiFi.setAutoConnect(false);
+  WiFi.setAutoReconnect(false);
+  yield();
+
   info("WIFI", "Connecting WiFi: %s", WIFI_SSID);
+
+  WiFiClass::hostname(HOSTNAME);
+  yield();
+
   WiFi.begin(WIFI_SSID, WIFI_PKEY);
   yield();
 }
@@ -83,7 +98,6 @@ void otaSetup() {
     }
     error("OTA", name);
   });
-  ArduinoOTA.begin();
 }
 
 void bootDelay() {
@@ -122,11 +136,15 @@ void wifiLoop() {
       wifiConnected = false;
       info("WIFI", "WiFi disconnected!");
       wifiConnect();
+    } else {
+      ArduinoOTA.handle();
     }
   } else {
     if (hasIp) {
       wifiConnected = true;
       info("WIFI", "Connected as: %s", WiFi.localIP().toString().c_str());
+      ArduinoOTA.begin();
+      configTime(0, 0, WiFi.gatewayIP().toString().c_str(), "pool.ntp.org");
     } else if (millis() - wifiLastConnectTry > 10000) {
       info("WIFI", "WiFi timeout!");
       wifiConnect();